This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Take a look at the red chips on the two Rubik ...

Babies may be able to see image details that are invisible or imperceptible to adults. According to a recent study [PDF] from Japanese scientists Jiale Yang, So Kanazawa, Masami K. Yamaguchi, and ...

PERCEPTUAL constancy refers to relative stability in judgments of an object property with changes in its sensory stimulus. For example, visual judgments of the size and shape of objects are relatively ...

Even when we consciously know two lines are the same length, why can't we help seeing them as different? ILLUSIONS ARE ANOMALIES that can reveal clues about the mysterious workings of the brain to ...